will win the battle ground state and help sweep his congressional campaign to victory as well.s but the race has made democrats nervous. senate mority leader harry reid has blasted tarkanian for ehe bad land deal. and super pacs are helping to bolster tarkanian's campaign by inundating the air wav with blistering attack ads aimed at horsford. it's one race but it matters to the bigger picture as democrats look to nevada's fourth district as one of the 25 net seats they need to win back the house. in the end, tarkanian is depending on rural voters w tend to be republican and turn out to vote rin greater numbers than thein democrats. haresford is relying on the democratic machine developed by senator reed in nevada. and a voter registration advantage to squeak past his opponent in one of the most closely watched congressional races in the nation. >> ifill: >> ifill: our next battleground dispatch will come from iowa, where the issue of immigration is bubbling to the surface. >> woodruff: again, the major developments of the day. the death toll from sandy reached 40, and more than eigh